997 hasil untuk "Lin He"
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GACEM: Genetic Algorithm Based Classifier Ensemble in a Multi-sensor System
Multi-sensor systems (MSS) have been increasingly applied in pattern classification while searching for the optimal classification framework is still an open problem. The development of the classifier ensemble seems to provide a promising solution. The classifier ensemble is a learning paradigm…
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Surface Deformation Calculation Method Based on Displacement Monitoring Data
Considering the importance of calculating surface deformation based on monitoring data, this paper proposes a method for calculating horizontal deformation based on horizontal displacement monitoring data. This study first analyzes the characteristics of horizontal displacement monitoring data…
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Efficient finite element numerical solution of the variable coefficient fractional subdiffusion equation
Abstract Based on the weighted and shifted Grünwald formula, a fully discrete finite element scheme is derived for the variable coefficient time-fractional subdiffusion equation. Firstly, the unconditional stable and convergent of the fully discrete scheme in L1(H1) $L^{1}(H^{1})$-norm is proved…
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Recent progresses on artificial graphene quantum dots
Graphene quantum dots (GQDs) are an ideal platform for investigating the quantum confinement properties of Dirac fermions and exhibit significant potential for exploring novel physical phenomena absent in intrinsic graphene. Recently, the growing demand for relativistic confined systems with…
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Post-anesthesia care unit delirium in children with moyamoya disease undergoing indirect revascularization: incidence and risk factors
Background Delirium in the post-anesthesia care unit (PACU) may be associated with worse outcomes in children with moyamoya disease (MMD). This retrospective study aimed to describe the prevalence of PACU delirium in children with MMD and investigate its risk factors. Methods Patients with MMD aged…
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Placebo effects and the molecular biological components involved
Pharmacologically inactive substances have been used in medicine for more than 700 years and can trigger beneficial responses in the human body, which is referred to as the placebo effects or placebo responses. This effect is robust enough to influence psychosocial and physiological responses to…
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Precise Asymptotics on Second-Order Complete Moment Convergence of Uniform Empirical Process
Let {ξi,1≤i≤n} be a sequence of iid U[0, 1]-distributed random variables, and define the uniform empirical process Fn(t)=n-1/2∑i=1n(I{ξi≤t}-t),0≤t≤1, Fn=sup0≤t≤1|Fn(t)|. When the nonnegative function g(x) satisfies some regular monotone conditions, it proves that…
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Inflammation and immunity connect hypertension with adverse COVID-19 outcomes
Objectives: To explore the connection of hypertension and severe COVID-19 outcomes.Methods: A total of 68 observational studies recording mortality and/or general severity of COVID-19 were pooled for meta-analyses of the relationship of severe COVID-19 outcomes with hypertension as well as systolic…
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Harvesting Candidate Genes Responsible for Serious Adverse Drug Reactions from a Chemical-Protein Interactome
Identifying genetic factors responsible for serious adverse drug reaction (SADR) is of critical importance to personalized medicine. However, genome-wide association studies are hampered due to the lack of case-control samples, and the selection of candidate genes is limited by the lack of…
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Single-cell analysis reveals microbial spore responses to microwave radiation
To determine the effects of microwave radiation at the molecular level as well as on the germination, growth and morphology of dry spores at the single-cell level. Dry Bacillus aryabhattai MCCC 1K02966 spores were microwave-treated at different powers and characterized using single-cell optical…
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Experimental investigation on evolution characteristics of high- and low-speed streaks in supersonic turbulent boundary layer
High-speed and low-speed streak structures in the near wall region of a turbulent boundary layer with a Mach number of 3 are experimentally examined by employing the spatiotemporally resolved nanoparticle plane laser scattering technique. The time evolution characteristics of the high-speed and…
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Network-Layer Accountability Protocols: A Survey
Today’s Internet is vulnerable to numerous attacks, including source spoofing, distributed denial of service, prefix hijacking, and route forgery. Network-layer accountability is considered as an effective deterrence tool which can be used to address these attacks. Much research has been devoted to…
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Epigenetic modification mechanism of histone demethylase KDM1A in regulating cardiomyocyte apoptosis after myocardial ischemia-reperfusion injury
Hypoxia and reoxygenation (H/R) play a prevalent role in heart-related diseases. Histone demethylases are involved in myocardial injury. In this study, the mechanism of the lysine-specific histone demethylase 1A (KDM1A/LSD1) on cardiomyocyte apoptosis after myocardial ischemia-reperfusion injury…
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NSD family proteins: Rising stars as therapeutic targets
Epigenetic modifications, including DNA methylation and histone post-translational modifications, intricately regulate gene expression patterns by influencing DNA accessibility and chromatin structure in higher organisms. These modifications are heritable, are independent of primary DNA sequences…
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CFormerFaceNet: Efficient Lightweight Network Merging a CNN and Transformer for Face Recognition
Most face recognition methods rely on deep convolutional neural networks (CNNs) that construct multiple layers of processing units in a cascaded form and employ convolution operations to fuse local features. However, these methods are not conducive to modeling the global semantic information of the…
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Impact of digital village construction on agricultural carbon emission reduction in China
[Objective] Digital village construction is regarded as a crucial pathway for agricultural green transformation, yet its impact on agricultural carbon emission reduction has not yet been fully determined. This paper aims to clarify the direct effects, transmission pathways, and spatial spillover…
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Exploring the relationships between EFL learners’ classroom boredom and engagement in emergency remote teaching and offline teaching
Abstract The current study explores the relationships between EFL learners’ classroom boredom and engagement in both emergency remote teaching (ERT) and offline teaching. Convenience sampling was adopted and three speaking classes (N = 79) of EFL learners participated in the study. Data collection…